Home / 13,441,563,022.40-20,162,344,533.60-12,109,984,452.80

Finding the Fourth Proportional to 13,441,563,022.40, 20,162,344,533.60 and 12,109,984,452.80

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Solution

The fourth proportional to 13,441,563,022.40, 20,162,344,533.60 and 12,109,984,452.80 is: 18,164,976,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441,563,022.40 : 20,162,344,533.60 = 12,109,984,452.80 : x
  2. Step 2: Convert to fraction form
    13,441,563,022.40/20,162,344,533.60 = 12,109,984,452.80/x
  3. Step 3: Cross multiply
    13,441,563,022.40x = 20,162,344,533.60 × 12,109,984,452.80
  4. Step 4: Simplify right side
    13,441,563,022.40x = 244,165,678,833,893,048,320
  5. Step 5: Solve for x
    x = 244,165,678,833,893,048,320/13,441,563,022.40
  6. Step 6: Final answer
    x = 18,164,976,679.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.